Home / 356,397.41-491,828.84-193,054.25

Finding the Fourth Proportional to 356,397.41, 491,828.84 and 193,054.25

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Solution

The fourth proportional to 356,397.41, 491,828.84 and 193,054.25 is: 266,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,397.41 : 491,828.84 = 193,054.25 : x
  2. Step 2: Convert to fraction form
    356,397.41/491,828.84 = 193,054.25/x
  3. Step 3: Cross multiply
    356,397.41x = 491,828.84 × 193,054.25
  4. Step 4: Simplify right side
    356,397.41x = 94,949,647,834.57
  5. Step 5: Solve for x
    x = 94,949,647,834.57/356,397.41
  6. Step 6: Final answer
    x = 266,415.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.